Solar lamp



FIG. 1 is a perspective view of the solar lamp;

FIG. 2 is a front view of the solar lamp;

FIG. 3 is a top view of the solar lamp; and,

FIG. 4 is a bottom view of the solar lamp.

The front view, rear view, left view, and right view are all identical so only the front view is illustrated. 

CLAIM The ornamental design for a solar lamp, as shown and described. 